Home / 197,710-306,396

Finding the Third Proportional to 197,710 and 306,396

Calculator

Solution

The third proportional to 197,710 and 306,396 is: 474,829.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,710 : 306,396 = 306,396 : x
  2. Step 2: Convert to fraction form
    197,710/306,396 = 306,396/x
  3. Step 3: Cross multiply
    197,710x = 306,396 × 306,396
  4. Step 4: Simplify right side
    197,710x = 93,878,508,816
  5. Step 5: Solve for x
    x = 93,878,508,816/197,710
  6. Step 6: Final answer
    x = 474,829.34

Related Problems

Find third proportional to 98,855 and 153,198
Half scale
Find third proportional to 395,420 and 612,792
Double scale
Find third proportional to 197,712 and 306,399
Similar ratio
Find third proportional to 296,565 and 459,594
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.